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Add spi0e bus for rp2040, used on pitb v2 by fysetc #6683

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Nov 28, 2024
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Add spi0e bus for rp2040, used on pitb v2 by fysetc #6683

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27 changes: 24 additions & 3 deletions src/rp2040/spi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,26 @@
#include "hardware/structs/spi.h" // spi_hw_t
#include "hardware/regs/resets.h" // RESETS_RESET_SPI*_BITS


DECL_ENUMERATION("spi_bus", "spi0_gpio0_gpio3_gpio2", 0);
DECL_CONSTANT_STR("BUS_PINS_spi0_gpio0_gpio3_gpio2", "gpio0,gpio3,gpio2");
DECL_ENUMERATION("spi_bus", "spi0_gpio4_gpio7_gpio6", 1);
DECL_CONSTANT_STR("BUS_PINS_spi0_gpio4_gpio7_gpio6", "gpio4,gpio7,gpio6");
DECL_ENUMERATION("spi_bus", "spi0_gpio16_gpio19_gpio18", 2);
DECL_CONSTANT_STR("BUS_PINS_spi0_gpio16_gpio19_gpio18", "gpio16,gpio19,gpio18");
DECL_ENUMERATION("spi_bus", "spi0_gpio20_gpio23_gpio22", 3);
DECL_CONSTANT_STR("BUS_PINS_spi0_gpio20_gpio23_gpio22", "gpio20,gpio23,gpio22");
DECL_ENUMERATION("spi_bus", "spi0_gpio4_gpio3_gpio2", 4);
DECL_CONSTANT_STR("BUS_PINS_spi0_gpio4_gpio3_gpio2", "gpio4,gpio3,gpio2");

DECL_ENUMERATION("spi_bus", "spi1_gpio8_gpio11_gpio10", 5);
DECL_CONSTANT_STR("BUS_PINS_spi1_gpio8_gpio11_gpio10", "gpio8,gpio11,gpio10");
DECL_ENUMERATION("spi_bus", "spi1_gpio12_gpio15_gpio14", 6);
DECL_CONSTANT_STR("BUS_PINS_spi1_gpio12_gpio15_gpio14", "gpio12,gpio15,gpio14");
DECL_ENUMERATION("spi_bus", "spi1_gpio24_gpio27_gpio26", 7);
DECL_CONSTANT_STR("BUS_PINS_spi1_gpio24_gpio27_gpio26", "gpio24,gpio27,gpio26");

//Deprecated "spi0a" style mappings
DECL_ENUMERATION("spi_bus", "spi0a", 0);
DECL_CONSTANT_STR("BUS_PINS_spi0a", "gpio0,gpio3,gpio2");
DECL_ENUMERATION("spi_bus", "spi0b", 1);
Expand All @@ -20,11 +40,11 @@ DECL_CONSTANT_STR("BUS_PINS_spi0c", "gpio16,gpio19,gpio18");
DECL_ENUMERATION("spi_bus", "spi0d", 3);
DECL_CONSTANT_STR("BUS_PINS_spi0d", "gpio20,gpio23,gpio22");

DECL_ENUMERATION("spi_bus", "spi1a", 4);
DECL_ENUMERATION("spi_bus", "spi1a", 5);
DECL_CONSTANT_STR("BUS_PINS_spi1a", "gpio8,gpio11,gpio10");
DECL_ENUMERATION("spi_bus", "spi1b", 5);
DECL_ENUMERATION("spi_bus", "spi1b", 6);
DECL_CONSTANT_STR("BUS_PINS_spi1b", "gpio12,gpio15,gpio14");
DECL_ENUMERATION("spi_bus", "spi1c", 6);
DECL_ENUMERATION("spi_bus", "spi1c", 7);
DECL_CONSTANT_STR("BUS_PINS_spi1c", "gpio24,gpio27,gpio26");

struct spi_info {
Expand All @@ -38,6 +58,7 @@ static const struct spi_info spi_bus[] = {
{spi0_hw, 4, 7, 6, RESETS_RESET_SPI0_BITS},
{spi0_hw, 16, 19, 18, RESETS_RESET_SPI0_BITS},
{spi0_hw, 20, 23, 22, RESETS_RESET_SPI0_BITS},
{spi0_hw, 4, 3, 2, RESETS_RESET_SPI0_BITS},

{spi1_hw, 8, 11, 10, RESETS_RESET_SPI1_BITS},
{spi1_hw, 12, 15, 14, RESETS_RESET_SPI1_BITS},
Expand Down